USN-3976-1

See a problem?
Source
https://ubuntu.com/security/notices/USN-3976-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3976-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3976-1
Related
Published
2019-05-14T11:44:31.132690Z
Modified
2019-05-14T11:44:31.132690Z
Summary
samba vulnerability
Details

Isaac Boukris and Andrew Bartlett discovered that Samba incorrectly checked S4U2Self packets. In certain environments, a remote attacker could possibly use this issue to escalate privileges.

References

Affected packages

Ubuntu:16.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.16.04.20?arch=src?distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.3.11+dfsg-0ubuntu0.16.04.20

Affected versions

2:4.*

2:4.1.17+dfsg-4ubuntu2
2:4.1.20+dfsg-1ubuntu1
2:4.1.20+dfsg-1ubuntu2
2:4.1.20+dfsg-1ubuntu3
2:4.1.20+dfsg-1ubuntu5
2:4.3.3+dfsg-1ubuntu1
2:4.3.3+dfsg-1ubuntu2
2:4.3.3+dfsg-1ubuntu3
2:4.3.6+dfsg-1ubuntu1
2:4.3.8+dfsg-0ubuntu1
2:4.3.9+dfsg-0ubuntu0.16.04.1
2:4.3.9+dfsg-0ubuntu0.16.04.2
2:4.3.9+dfsg-0ubuntu0.16.04.3
2:4.3.11+dfsg-0ubuntu0.16.04.1
2:4.3.11+dfsg-0ubuntu0.16.04.3
2:4.3.11+dfsg-0ubuntu0.16.04.5
2:4.3.11+dfsg-0ubuntu0.16.04.6
2:4.3.11+dfsg-0ubuntu0.16.04.7
2:4.3.11+dfsg-0ubuntu0.16.04.8
2:4.3.11+dfsg-0ubuntu0.16.04.9
2:4.3.11+dfsg-0ubuntu0.16.04.10
2:4.3.11+dfsg-0ubuntu0.16.04.11
2:4.3.11+dfsg-0ubuntu0.16.04.12
2:4.3.11+dfsg-0ubuntu0.16.04.13
2:4.3.11+dfsg-0ubuntu0.16.04.15
2:4.3.11+dfsg-0ubuntu0.16.04.16
2:4.3.11+dfsg-0ubuntu0.16.04.17
2:4.3.11+dfsg-0ubuntu0.16.04.18
2:4.3.11+dfsg-0ubuntu0.16.04.19

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "libwbclient-dev": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-libs": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "registry-tools": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-common-bin": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libwbclient0-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-dsdb-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libpam-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libnss-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "winbind": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-vfs-modules": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-common-bin-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-testsuite": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "smbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libsmbclient": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libsmbclient-dev": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libwbclient0": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libparse-pidl-perl-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-dsdb-modules": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "registry-tools-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-vfs-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "python-samba": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "ctdb": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libsmbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libnss-winbind": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libsmbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-libs-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-dbg": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-testsuite-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-common": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libpam-winbind": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "smbclient": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libwbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "samba-dev": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "libparse-pidl-perl": "2:4.3.11+dfsg-0ubuntu0.16.04.20",
            "ctdb-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.20"
        }
    ]
}

Ubuntu:18.04:LTS / samba

Package

Name
samba
Purl
pkg:deb/ubuntu/samba@2:4.7.6+dfsg~ubuntu-0ubuntu2.10?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.7.6+dfsg~ubuntu-0ubuntu2.10

Affected versions

2:4.*

2:4.6.7+dfsg-1ubuntu3
2:4.7.1+dfsg-1ubuntu1
2:4.7.3+dfsg-1ubuntu1
2:4.7.4+dfsg-1ubuntu1
2:4.7.6+dfsg~ubuntu-0ubuntu1
2:4.7.6+dfsg~ubuntu-0ubuntu2
2:4.7.6+dfsg~ubuntu-0ubuntu2.2
2:4.7.6+dfsg~ubuntu-0ubuntu2.4
2:4.7.6+dfsg~ubuntu-0ubuntu2.5
2:4.7.6+dfsg~ubuntu-0ubuntu2.6
2:4.7.6+dfsg~ubuntu-0ubuntu2.7
2:4.7.6+dfsg~ubuntu-0ubuntu2.9

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "libwbclient-dev": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-libs": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "registry-tools": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-common-bin": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libwbclient0-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-dsdb-modules-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libpam-winbind-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libnss-winbind-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "winbind": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-vfs-modules": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "python-samba-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-common-bin-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-testsuite": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "smbclient-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libsmbclient": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libwbclient0": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libsmbclient-dev": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "python-samba": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-dsdb-modules": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "registry-tools-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-vfs-modules-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "ctdb": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libnss-winbind": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libsmbclient-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-libs-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "winbind-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-testsuite-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-common": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libpam-winbind": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "smbclient": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "samba-dev": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "libparse-pidl-perl": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
            "ctdb-dbgsym": "2:4.7.6+dfsg~ubuntu-0ubuntu2.10"
        }
    ]
}